Automatic date update in version.in

[deliverable/binutils-gdb.git] / gdb / fbsd-nat.h

diff --git a/gdb/fbsd-nat.h b/gdb/fbsd-nat.h
index b59cf666c367a9ed114f5d6c22c7ee61d0a91efd..1fdb939935c634afa8462c558b3733447342bd77 100644 (file)
--- a/gdb/fbsd-nat.h
+++ b/gdb/fbsd-nat.h
@@ -1,12 +1,12 @@
 /* Native-dependent code for FreeBSD.
 
-   Copyright 2004 Free Software Foundation, Inc.
+   Copyright (C) 2004-2021 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
@@ -15,29 +15,94 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #ifndef FBSD_NAT_H
 #define FBSD_NAT_H
 
-/* Return a the name of file that can be opened to get the symbols for
-   the child process identified by PID.  */
+#include "inf-ptrace.h"
+#include <osreldate.h>
+#include <sys/proc.h>
 
-extern char *fbsd_pid_to_exec_file (int pid);
+/* FreeBSD kernels 11.3 and later report valid si_code values for
+   SIGTRAP on all architectures.  Older FreeBSD kernels that supported
+   TRAP_BRKPT did not report valid values for MIPS and sparc64.  Even
+   older kernels without TRAP_BRKPT support did not report valid
+   values on any architecture.  */
+#if (__FreeBSD_kernel_version >= 1102502) || (__FreeBSD_version >= 1102502)
+# define USE_SIGTRAP_SIGINFO
+#elif defined(TRAP_BRKPT)
+# if !defined(__mips__) && !defined(__sparc64__)
+#  define USE_SIGTRAP_SIGINFO
+# endif
+#endif
 
-/* Iterate over all the memory regions in the current inferior,
-   calling FUNC for each memory region.  OBFD is passed as the last
-   argument to FUNC.  */
+/* A prototype FreeBSD target.  */
 
-extern int fbsd_find_memory_regions (int (*func) (CORE_ADDR, unsigned long,
-                                                 int, int, int, void *),
-                                    void *obfd);
+class fbsd_nat_target : public inf_ptrace_target
+{
+public:
+  char *pid_to_exec_file (int pid) override;
 
-/* Create appropriate note sections for a corefile, returning them in
-   allocated memory.  */
+  int find_memory_regions (find_memory_region_ftype func, void *data) override;
 
-extern char *fbsd_make_corefile_notes (bfd *obfd, int *note_size);
+  bool info_proc (const char *, enum info_proc_what) override;
+
+  enum target_xfer_status xfer_partial (enum target_object object,
+                                       const char *annex,
+                                       gdb_byte *readbuf,
+                                       const gdb_byte *writebuf,
+                                       ULONGEST offset, ULONGEST len,
+                                       ULONGEST *xfered_len) override;
+
+  bool thread_alive (ptid_t ptid) override;
+  std::string pid_to_str (ptid_t) override;
+
+#ifdef HAVE_STRUCT_PTRACE_LWPINFO_PL_TDNAME
+  const char *thread_name (struct thread_info *) override;
+#endif
+
+  void update_thread_list () override;
+
+  thread_control_capabilities get_thread_control_capabilities () override
+  { return tc_schedlock; }
+
+  void create_inferior (const char *, const std::string &,
+                       char **, int) override;
+
+  void resume (ptid_t, int, enum gdb_signal) override;
+
+  ptid_t wait (ptid_t, struct target_waitstatus *, target_wait_flags) override;
+
+  void post_startup_inferior (ptid_t) override;
+  void post_attach (int) override;
+
+#ifdef USE_SIGTRAP_SIGINFO
+  bool supports_stopped_by_sw_breakpoint () override;
+  bool stopped_by_sw_breakpoint () override;
+#endif
+
+#ifdef TDP_RFPPWAIT
+  void follow_fork (bool, bool) override;
+
+  int insert_fork_catchpoint (int) override;
+  int remove_fork_catchpoint (int) override;
+
+  int insert_vfork_catchpoint (int) override;
+  int remove_vfork_catchpoint (int) override;
+#endif
+
+  int insert_exec_catchpoint (int) override;
+  int remove_exec_catchpoint (int) override;
+
+#ifdef HAVE_STRUCT_PTRACE_LWPINFO_PL_SYSCALL_CODE
+  int set_syscall_catchpoint (int, bool, int, gdb::array_view<const int>)
+    override;
+#endif
+
+  bool supports_multi_process () override;
+
+  bool supports_disable_randomization () override;
+};
 
 #endif /* fbsd-nat.h */